Unsettled Conditions Break The Heat

A cold front pushing through southern Manitoba will bring a chance of showers to Winnipeg along with some relief from the heat.

Temperatures will climb to a high near 30 °C today as the summer heat continues across southern Manitoba. Smoke will also be sticking around for much of the day as well with a southerly wind near 30 km/h. By late in the day, a low pressure system will cross the province and drag a cold front south. This will bring some scattered showers to the region with the chance of a thunderstorm or two.

Winds will switch to the northwest behind the low, likely ushering one more shot of thicker smoke. Air quality be substantially degraded this evening. Cloudy periods will persist through the night with a chance of showers late in the night into Thursday morning. The smoke will begin to clear out overnight as temperature dip to a low near 18 °C.

RDPS 2m Temperature Forecast valid 12Z Thursday August 5, 2021
Showers are possible across much of central and southern Manitoba on Wednesday into Thursday morning.

There will be a small chance of a shower early Thursday morning as the cold front swings through, then skies will begin to clear out.Northerly winds pick up into the 20–30 km/h range with a high near 25 °C in Winnipeg. The city should see better air quality through the day and some sunshine through the afternoon hours. Temperatures will head to a low near 15 °C on Thursday night with easing winds.

For Friday, a ridge of high pressure to the north will bring partly cloudy skies to the region. Temperatures will climb to a high near 28 °C with light easterly winds.

The forest fire smoke should stay primarily to the east of Winnipeg on Thursday and Friday, but there will be a small chance that some of it drifts into the region from time to time.

Long Range Outlook

Warm weather will return to the region this weekend with highs climbing back towards the 30 °C mark. Another low pressure system working its way across the region will bring more humid conditions to the region with a chance of showers or thunderstorms Saturday night into Sunday.

The potential for more unsettled weather is possible to start next week, followed by a return to seasonal temperatures.

Today’s seasonal daytime high in Winnipeg is 26 °C while the seasonal overnight low is 13 °C.


Brad lives in Winnipeg with his wife and two children and is the founder of A Weather Moment. He has loved weather from a very young age and has followed that passion through his life so far. He received a B.Sc. in Earth Sciences with Specialization in Atmospheric Sciences and is currently employed in the field of meteorology. You can find the author as WeatherInThePeg on Mastodon.

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